Grill insert



FIG. 1 is a front perspective view of the grill insert of the invention.

FIG. 2 is a front elevational view of the grill insert of the invention.

FIG. 3 is a rear elevational view of the grill insert of the invention.

FIG. 4 is right side view of the grill insert of the invention.

FIG. 5 is a left side view of the grill insert of the invention.

FIG. 6 is a top view of the grill insert of the invention; and,

FIG. 7 is a bottom view of the grill insert of the invention.

The broken lines in the drawings are for environmental illustration only and form no part of the claimed design. 

CLAIM The ornamental design for a grill insert, as shown and described herein. 